English verb conjugation
MUST DISCARD

Regular verb: discard - discarded - discarded

Affirmation

Simple form	V-ing form
I must discard you must discard he must discard we must discard you must discard they must discard	I must be discarding you must be discarding he must be discarding we must be discarding you must be discarding they must be discarding
Perfect	V-ing perfect
I must have discarded you must have discarded he must have discarded we must have discarded you must have discarded they must have discarded	I must have been discarding you must have been discarding he must have been discarding we must have been discarding you must have been discarding they must have been discarding

Negation

Simple form	V-ing form
I must not discard you must not discard he must not discard we must not discard you must not discard they must not discard	I must not be discarding you must not be discarding he must not be discarding we must not be discarding you must not be discarding they must not be discarding
Perfect	V-ing perfect
I must not have discarded you must not have discarded he must not have discarded we must not have discarded you must not have discarded they must not have discarded	I must not have been discarding you must not have been discarding he must not have been discarding we must not have been discarding you must not have been discarding they must not have been discarding

Interrogative form

Simple form	V-ing form
must I discard? must you discard? must he discard? must we discard? must you discard? must they discard?	must I be discarding? must you be discarding? must he be discarding? must we be discarding? must you be discarding? must they be discarding?
Perfect	V-ing perfect
must I have discarded? must you have discarded? must he have discarded? must we have discarded? must you have discarded? must they have discarded?	must I have been discarding? must you have been discarding? must he have been discarding? must we have been discarding? must you have been discarding? must they have been discarding?

Interro-negative form

Simple form	V-ing form
must I not discard? must you not discard? must he not discard? must we not discard? must you not discard? must they not discard?	must I not be discarding? must you not be discarding? must he not be discarding? must we not be discarding? must you not be discarding? must they not be discarding?
Perfect	V-ing perfect
must I not have discarded? must you not have discarded? must he not have discarded? must we not have discarded? must you not have discarded? must they not have discarded?	must I not have been discarding? must you not have been discarding? must he not have been discarding? must we not have been discarding? must you not have been discarding? must they not have been discarding?